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| PartNumber | PIC16F636-I/SL | PIC16F636-I/P | PIC16F636-I/ML |
| Description | 8-bit Microcontrollers - MCU 4kb 128 RAM 12 I/O | 8-bit Microcontrollers - MCU 4kb 128 RAM 12 I/O | 8-bit Microcontrollers - MCU 4 KB 128 RAM 12I/O |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | SOIC-14 | PDIP-14 | QFN-16 |
| Series | PIC16F636 | PIC16F636 | PIC16F636 |
| Core | PIC | PIC | PIC |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 3.5 kB | 3.5 kB | 3.5 kB |
| Data RAM Size | 128 B | 128 B | 128 B |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 12 I/O | 12 I/O | 12 I/O |
| Operating Supply Voltage | 2 V to 5.5 V | 2 V to 5.5 V | 2 V to 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Tube | Tube | Tube |
| Height | 1.25 mm | 3.3 mm | 0.88 mm |
| Length | 8.65 mm | 19.05 mm | 4 mm |
| Product | MCU | MCU | MCU |
| Program Memory Type | Flash | Flash | Flash |
| Width | 3.9 mm | 6.35 mm | 4 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Data RAM Type | RAM | RAM | SRAM |
| Data ROM Size | 256 B | 256 B | 256 B |
| Data ROM Type | Flash | Flash | EEPROM |
| Interface Type | RS-232, SPI, USB | RS-232, SPI, USB | RS-232, SPI, USB |
| Number of Timers/Counters | 2 Timer | 2 Timer | 2 Timer |
| Processor Series | PIC16 | PIC16 | PIC16 |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 57 | 30 | 91 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Tradename | PIC | PIC | PIC |
| Unit Weight | 0.011923 oz | 0.057144 oz | 0.002014 oz |